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M-E... > Bio- 2E > Flashcards

Bio- 2E Flashcards

1
Q

How many Calcium binds to calmodulin

A

4

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2
Q

Corneal Transparency:

A

Keratan sulfate 1

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3
Q

Without sulfate

A

Hyaluronic acid

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4
Q

Elastin

A

highly soluble
ppt

not soluble sa harpers

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5
Q

Principal route of exit of Calcium from the myocyte:

A

Ca++-Na+ exchanger

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6
Q

All of the ff are manifestation of achondroplasia. EXCEPT,

A

microcephaly

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7
Q

True of thyroid hormone:

A

association of hormone to receptor results in dissociation of corepressor

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8
Q

All of the ff inhibits adenyl cyclase EXCEPT:

A

ADH

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9
Q

Stimulates release of intracellular calcium from the ER:

A

IP3

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10
Q

Major structural components of cilia and flagella:

A

microtubules

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11
Q

True about type I fibers:

A

maintain relatively sustained contractions

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12
Q

High energy state:

A

myosin-adp-pi

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13
Q

True about cytoskeleton

A

provide mechanical work

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14
Q

True about thin filament

A

lies in the I band

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15
Q

Glucocorticoid receptor directly binds to p65 subunit of Nfkb to inhibit its activation:

A

True

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16
Q

Inhibit F-actin.

A

Troponin I

17
Q

True about biosynthesis of GAG:

A

Chain Elongation occurs in the GOLGI APPARATUS

18
Q

Precursor form of collagen

A

preprocollagen

19
Q

True of elastin EXCEPT

A

Has 19 genetic type (only one dapat)

20
Q

3 types of repeating motifs I, II, III

A

fibronectin

21
Q

Group 2 hormones

A

rapid response

22
Q

Group 1 hormones

A

longer duration

23
Q

Nitroglycerine (?? Tama ba ??)

A

smooth muscle relaxation

24
Q

reduces cAMP levels

A

Phosphodiesterase

25
Q

Which inhibits cAMP?

A

Phosphodiesterase

26
Q

dissociation of heat shock protein 90 (hehe not sure if may except ba yun o wala)

A

Glucorticoid

27
Q

1st intracellular signal identified in mammalian cells

A

cAMP

28
Q

cardinal rule of biosynthesis chuchu

A

Self assembly

M-E... (8 decks)

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